﻿using YAF.Lucene.Net.Store;
using System;
using System.IO;

namespace YAF.Lucene.Net.Support.IO
{
    /*
	 * Licensed to the Apache Software Foundation (ASF) under one or more
	 * contributor license agreements.  See the NOTICE file distributed with
	 * this work for additional information regarding copyright ownership.
	 * The ASF licenses this file to You under the Apache License, Version 2.0
	 * (the "License"); you may not use this file except in compliance with
	 * the License.  You may obtain a copy of the License at
	 *
	 *     http://www.apache.org/licenses/LICENSE-2.0
	 *
	 * Unless required by applicable law or agreed to in writing, software
	 * distributed under the License is distributed on an "AS IS" BASIS,
	 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	 * See the License for the specific language governing permissions and
	 * limitations under the License.
	 */
    public class BinaryReaderDataInput : DataInput, IDisposable
    {
        private readonly BinaryReader br;
        public BinaryReaderDataInput(BinaryReader br)
        {
            this.br = br;
        }
       
        public override byte ReadByte()
        {
            return br.ReadByte();
        }

        public override void ReadBytes(byte[] b, int offset, int len)
        {
            byte[] temp = br.ReadBytes(len);
            for (int i = offset; i < (offset + len) && i < temp.Length; i++)
            {
                b[i] = temp[i];
            }
        }

        public void Dispose()
        {
            br.Dispose();
        }
    }
}
